slapos_accounting: destination project is not required on invoice

Do not search with a None value

master/bt5/slapos_accounting/SkinTemplateItem/portal_skins/slapos_simulation/DeliveryBuilder_selectSlapOSConfirmedInvoiceList.py

@@ -8,5 +8,4 @@ return [x.getObject() for x in portal.portal_catalog(
    ledger__uid=portal.portal_categories.ledger.automated.getUid(),
    # BEWARE: it works only in case of per-tree building
    destination_section__uid=movement_list[0].getDestinationSectionUid(),
-   destination_project__uid=movement_list[0].getDestinationProjectUid(),
    simulation_state=simulation_state) if x.getSimulationState() == simulation_state]